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HP Compaq dx2450 MT User Manual
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Recovering the Configuration Settings
To reset all BIO
S Setup options to their
default values (including options for
ctrl+F10
), you must enter
F10 Setup mode an
d press
F5
.
This does not in
clude updates to
system date
,
system time
,
supervis
or password
,
user
password
, and
CPU frequency multiplier
.
8
Chapter 2 Computer Se
tup (F10) Utility
13
15
Table of Contents
Default Chapter
3
Table of Contents
3
1 Installing and Customizing the Software
7
Installing the Operating System
7
Installing or Upgrading Device Drivers
7
HP Backup and Recovery Manager
8
2 Computer Setup (F10) Utility
9
Computer Setup (F10) Utilities
9
Using Computer Setup (F10) Utilities
9
Computer Setup-Main
10
Computer Setup-Advanced
11
Computer Setup-Power
12
Computer Setup-Boot
13
Computer Setup-Exit
13
Recovering the Configuration Settings
14
3 Computer Diagnostic Features
15
HP Insight Diagnostics
15
Accessing HP Insight Diagnostics
15
Survey Tab
16
Test Tab
17
Status Tab
17
Log Tab
18
Help Tab
18
Saving and Printing Information in HP Insight Diagnostics
19
Downloading the Latest Version of HP Insight Diagnostics
19
Protecting the Software
19
HP Backup and Recovery Manager
20
4 Serial and Parallel ATA Drive Guidelines and Features
21
SATA Hard Drives
21
SATA Hard Drive Cables
22
SATA Data Cable
22
SATA Power Cable
22
PATA Device Information
23
ATA SMART Drives
23
Hard Drive Capacities
23
5 Identifying the Chassis, Routine Care, and Disassembly Preparation
24
Chassis Designation
24
Microtower (MT)
24
Electrostatic Discharge Information
25
Generating Static
25
Preventing Electrostatic Damage to Equipment
25
Personal Grounding Methods and Equipment
26
Grounding the Work Area
26
Recommended Materials and Equipment
26
Operating Guidelines
27
Routine Care
28
General Cleaning Safety Precautions
28
Cleaning the Computer Case
28
Cleaning the Keyboard
28
Cleaning the Monitor
29
Cleaning the Mouse
29
Service Considerations
29
Power Supply Fan
29
Tools and Software Requirements
29
Screws
30
Cables and Connectors
30
Hard Drives
30
Lithium Coin Cell Battery
31
6 Removal and Replacement Procedures Microtower (MT) Chassis
32
Serial Number Location
32
Preparation for Disassembly
33
External Security Devices
34
Cable Lock
34
Padlock
34
HP Business PC Security Lock
35
Computer Access Panel
37
Front Bezel
38
Removing Bezel Blanks
39
Cable Management
40
Cable Connections
41
Memory
42
Expansion Cards
45
Drives
49
System Board Drive Connections
50
Drive Positions
51
Removing an Optical Drive
52
Installing an Optical Drive into the 5.25-Inch Drive Bay
53
Removing an External 3.5-Inch Drive
54
Installing a Drive into the 3.5-Inch External Drive Bay
56
Removing an Internal 3.5-Inch Hard Drive
58
Installing an Internal 3.5-Inch Hard Drive
60
Front USB Panel
63
Power Switch/Led Assembly
64
Heatsink
65
Processor
67
Speaker
68
Rear Chassis Fan
69
Power Supply
70
System Board
71
Battery
72
Type 1 Battery Holder
73
Type 2 Battery Holder
73
Type 3 Battery Holder
74
Appendix A Connector Pin Assignments
75
Keyboard
75
Mouse
75
Ethernet BNC
75
Ethernet RJ-45
76
Ethernet AUI
76
Parallel Interface
77
Serial Interface, Powered and Non-Powered
77
Usb
78
Microphone
78
Headphone
78
Line-In Audio
78
Line-Out Audio
78
External Infrared Transceiver
79
Monitor
79
ATA/ATAPI (IDE) Standard Drive Cable
80
CD-ROM 50-Pin Connector
81
24-Pin Power
81
24-Pin Microfit Power
82
4-Pin Power (for CPU)
82
SATA Data and Power
83
PCI Express
83
PCI Express
84
PCI Express Mini Card
85
DVI Connector
86
Appendix B Power Cord Set Requirements
87
General Requirements
87
Japanese Power Cord Requirements
87
Country-Specific Requirements
88
Appendix C Troubleshooting
89
Safety and Comfort
89
Before You Call for Technical Support
89
Helpful Hints
90
Solving General Problems
91
Solving Hardware Installation Problems
94
Interpreting POST Audible Codes
96
Contacting Customer Support
97
Specifications
104
Appendix E Specifications
104
4
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HP Compaq dx2450 MT Specifications
General
Brand
HP
Model
Compaq dx2450 MT
Category
Desktop
Language
English
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